Pith Number

pith:NZQHNFIB

pith:2009:NZQHNFIBHJLZQCB3NSNV76H44B

not attested not anchored not stored refs pending

A Metric Encoding for Bounded Model Checking (extended version)

Angelo Morzenti, Matteo Pradella, Pierluigi San Pietro

arxiv:0907.3085 v2 · 2009-07-17 · cs.LO · cs.SE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NZQHNFIBHJLZQCB3NSNV76H44B}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:12:56.118445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e607695013a5798083b6c9b5ff8fce05c71122762c38b061161ecf409d9b6ff

Aliases

arxiv: 0907.3085 · arxiv_version: 0907.3085v2 · doi: 10.48550/arxiv.0907.3085 · pith_short_12: NZQHNFIBHJLZ · pith_short_16: NZQHNFIBHJLZQCB3 · pith_short_8: NZQHNFIB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/NZQHNFIBHJLZQCB3NSNV76H44B \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 6e607695013a5798083b6c9b5ff8fce05c71122762c38b061161ecf409d9b6ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0209593982923a45e484ea20b4111a5115c1e8e9dd7fa2b4532433fcf5f3487",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2009-07-17T14:51:10Z",
    "title_canon_sha256": "8af6754ccc53b24c5508e148e2e4dfac3cbdab1757377a12487a98889c13c79e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.3085",
    "kind": "arxiv",
    "version": 2
  }
}